package com.song.mapper;

import com.song.pojo.Dept;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface DeptMapper {
//    @Results({
//            @Result(column = "create_time", property = "createTime"),
//            @Result(column = "update_time", property = "updateTime")
//    })
    @Select("select id, name, create_time, update_time from dept order by update_time desc")
    List<Dept> findAll();

    @Delete("DELETE from dept where id=#{id}")
    void deleteById(Integer id);

//    @Insert("insert into dept(name, create_time, update_time) values(#{name}, #{createTime}, #{updateTime})")
    @Insert("insert into dept(name,create_time,update_time) values (#{name}, #{createTime},#{updateTime})")
    void addDept(Dept dept);


//    @Update("update dept set name=#{name}, update_time=#{updateTime} where id=#{id}")



    @Update("update dept set name=#{name},update_time=#{updateTime} where id=#{id}")
    void update(Dept dept);

//    根据id查询部门信息
    @Select("select id,name, create_time, update_time from dept where id=#{id}")
    Dept findById(Integer id);


}
